[syslog-ng]SMP RH7.1

Balazs Scheidler bazsi@balabit.hu
Wed, 5 Sep 2001 22:34:01 +0200


On Wed, Sep 05, 2001 at 03:14:04PM -0500, Jeremy Shaffner wrote:
> On Wed, Sep 05, 2001 at 03:15:22PM -0400, Christopher_Leonardos@triumph.com wrote:
> > I have two DELL 2450 Server's, each with 2 1Ghz Processors, 2GB of RAM, and
> > two pairs of 36GB mirrored drives on a PErc 3/si RAID Controller running RH
> > 7.1 with a SMP Kernel
> > 
> > Question:  Will I really get any additional performance from the extra
> > processor using SYSLOG-NG?
> 
> Logging doesn't involve a whole lot of computing.  It's all I/O (network
> and disk.)
> 
> SMP only helps when forking or threading.

syslog-ng uses a single thread and non-blocking i/o, adding additional
processors if the box doesn't do anything else is wasted.

-- 
Bazsi
PGP info: KeyID 9AF8D0A9 Fingerprint CD27 CFB0 802C 0944 9CFD 804E C82C 8EB1